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Cheap flights from Houston to New York from $86

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to New York departing on 2/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:18 pm - 7:38 am
IAH
-
ISP
10h 20m
1 stop
Frontier Logo
8:23 am - 6:28 pm
ISP
-
IAH
11h 05m
1 stop
$169Frontier
Thu, Feb 26 - Mon, Mar 2
Frontier Logo
8:18 pm - 7:38 am
IAH
-
ISP
10h 20m
1 stop
Frontier Logo
8:23 am - 6:28 pm
ISP
-
IAH
11h 05m
1 stop
$276Frontier
Thu, Feb 26 - Mon, Mar 2
Multiple Airlines Logo
6:07 pm - 11:10 am
IAH
-
ISP
16h 03m
2 stops
Multiple Airlines Logo
3:34 pm - 10:41 pm
ISP
-
IAH
8h 07m
1 stop
$302Multiple Airlines
Tue, Feb 24 - Thu, Feb 26
Multiple Airlines Logo
9:40 pm - 8:40 am
IAH
-
ISP
10h 00m
1 stop
Multiple Airlines Logo
3:34 pm - 10:41 pm
ISP
-
IAH
8h 07m
1 stop
$303Multiple Airlines
Tue, Feb 24 - Thu, Feb 26
Southwest Logo
5:45 pm - 11:55 pm
HOU
-
ISP
5h 10m
1 stop
Southwest Logo
2:00 pm - 8:20 pm
ISP
-
HOU
7h 20m
1 stop
$304Southwest
Thu, Mar 19 - Mon, Mar 23
Southwest Logo
5:45 pm - 11:55 pm
HOU
-
ISP
5h 10m
1 stop
Southwest Logo
2:00 pm - 9:25 pm
ISP
-
HOU
8h 25m
2 stops
$309Southwest
Thu, Mar 19 - Mon, Mar 23
Multiple Airlines Logo
9:25 am - 1:31 pm
IAH
-
ISP
27h 06m
1 stop
Multiple Airlines Logo
8:45 pm - 5:32 pm
ISP
-
IAH
21h 47m
2 stops
$311Multiple Airlines
Thu, Mar 19 - Mon, Mar 23
Southwest Logo
2:50 pm - 11:55 pm
HOU
-
ISP
8h 05m
2 stops
Southwest Logo
2:00 pm - 9:50 pm
ISP
-
HOU
8h 50m
2 stops
$362Southwest
Thu, Mar 19 - Mon, Mar 23
Frontier Logo
9:03 pm - 9:48 am
IAH
-
ISP
11h 45m
1 stop
Frontier Logo
10:58 am - 8:08 pm
ISP
-
IAH
10h 10m
1 stop
$390Frontier
Fri, Mar 20 - Mon, Mar 23
Southwest Logo
6:10 am - 11:55 am
HOU
-
ISP
4h 45m
1 stop
Southwest Logo
1:10 pm - 9:20 pm
ISP
-
HOU
9h 10m
2 stops
$417Southwest
Tue, Feb 24 - Thu, Feb 26

Southwest flights from Houston to Islip, New York

Our best Southwest deals on Houston to Islip, New York flight tickets
Southwest
Mar 19
HOU5:45 pmHouston Hobby
5h 10m
1 stop
ISP11:55 pmIslip Long Island
Mar 23
ISP2:00 pmIslip Long Island
7h 20m
1 stop
HOU8:20 pmHouston Hobby
$304
Southwest
Mar 19
HOU5:45 pmHouston Hobby
5h 10m
1 stop
ISP11:55 pmIslip Long Island
Mar 23
ISP2:00 pmIslip Long Island
8h 25m
2 stops
HOU9:25 pmHouston Hobby
$309
Southwest
Mar 19
HOU2:50 pmHouston Hobby
8h 05m
2 stops
ISP11:55 pmIslip Long Island
Mar 23
ISP2:00 pmIslip Long Island
8h 50m
2 stops
HOU9:50 pmHouston Hobby
$362

Frontier flights from Houston to Islip, New York

Our best Frontier deals on Houston to Islip, New York flight tickets
Frontier
Feb 26
IAH8:18 pmHouston George Bush Intcntl
10h 20m
1 stop
ISP7:38 amIslip Long Island
Mar 2
ISP8:23 amIslip Long Island
11h 05m
1 stop
IAH6:28 pmHouston George Bush Intcntl
$169
Frontier
Feb 26
IAH8:18 pmHouston George Bush Intcntl
10h 20m
1 stop
ISP7:38 amIslip Long Island
Mar 2
ISP8:23 amIslip Long Island
11h 05m
1 stop
IAH6:28 pmHouston George Bush Intcntl
$276
Frontier
Mar 20
IAH9:03 pmHouston George Bush Intcntl
11h 45m
1 stop
ISP9:48 amIslip Long Island
Mar 23
ISP10:58 amIslip Long Island
10h 10m
1 stop
IAH8:08 pmHouston George Bush Intcntl
$390

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Islip, New York that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Houston to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Thu 2/26

8:18 pm-7:38 am

1 stop10h 20m

Islip Long Island

Mon 3/2

8:23 am-6:28 pm

1 stop11h 05m

$169

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Thu 2/26

8:18 pm-7:38 am

1 stop10h 20m

Islip Long Island

Mon 3/2

8:23 am-6:28 pm

1 stop11h 05m

$276

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Tue 2/24

6:07 pm-11:10 am

2 stops16h 03m

Islip Long Island

Thu 2/26

3:34 pm-10:41 pm

1 stop8h 07m

$302

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Tue 2/24

9:40 pm-8:40 am

1 stop10h 00m

Islip Long Island

Thu 2/26

3:34 pm-10:41 pm

1 stop8h 07m

$303

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Thu 3/19

5:45 pm-11:55 pm

1 stop5h 10m

Islip Long Island

Mon 3/23

2:00 pm-8:20 pm

1 stop7h 20m

$304

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Thu 3/19

5:45 pm-11:55 pm

1 stop5h 10m

Islip Long Island

Mon 3/23

2:00 pm-9:25 pm

2 stops8h 25m

$309

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Thu 3/19

9:25 am-1:31 pm

1 stop27h 06m

Islip Long Island

Mon 3/23

8:45 pm-5:32 pm

2 stops21h 47m

$311

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Thu 3/19

2:50 pm-11:55 pm

2 stops8h 05m

Islip Long Island

Mon 3/23

2:00 pm-9:50 pm

2 stops8h 50m

$362

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 3/20

9:03 pm-9:48 am

1 stop11h 45m

Islip Long Island

Mon 3/23

10:58 am-8:08 pm

1 stop10h 10m

$390

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Tue 2/24

6:10 am-11:55 am

1 stop4h 45m

Islip Long Island

Thu 2/26

1:10 pm-9:20 pm

2 stops9h 10m

$417

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from Houston to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Houston to Islip Long Island?

Frontier and Southwest are the most popular carriers operating from Houston to Islip Long Island

What airlines fly to Islip, New York?

Spirit Airlines, United Airlines and Delta are the top three most popular airlines that fly to Islip, New York from Houston according to our data. Spirit Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 7 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

Cheap Houston to Islip, New York flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Islip, New York

Fastest flight time

10h 20m

Direct flights

None
The fastest flight from Houston to Islip, New York takes 10h 20m
There are no direct flights from Houston to Islip, New York. There are no popular flight routes from Houston to Islip, New York.
Search flight deals

  • How far is Houston to Islip Long Island by plane?

    Islip Long Island is 1454.8 mi away from Houston. In terms of flight time, this usually takes a little over 10h 20m.

  • When did momondo last update prices for flights from Houston to Islip Long Island Airport?

    Prices for flights from Houston to Islip Long Island Airport refresh daily.

  • How many operators does momondo search for flights from Houston to Islip Long Island Airport?

  • How old do you have to be to fly from Houston to Islip Long Island Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The required travel and health documents for your Islip Long Island Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Islip Long Island Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to Islip, New York

Compare and see reviews for airlines that fly from Houston to Islip, New York with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $336Free CancellationRating
8.0
4,282 reviews
Search Southwest flights

Traveling to a place near New York?

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Why use momondo?

Why should I use momondo to find a flight deal from Houston to Islip?

Finding the right flight to Islip from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Islip quick and easy, saving you time and money.

Can I find flights from Houston to Islip with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Islip from Houston with this policy.

How can momondo help me find flights from Houston to Islip?

momondo helps you find the best flight between Houston and Islip by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Houston to Islip right now. Can momondo alert me if prices change?

Price alerts on flights to Islip from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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